items back in personal data download, chunked this time

boot.php

@@ -2,7 +2,7 @@
 
 set_time_limit(0);
 
-define ( 'FRIENDIKA_VERSION',      '2.1.925' );
+define ( 'FRIENDIKA_VERSION',      '2.1.926' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.1'  );
 define ( 'DB_UPDATE_VERSION',      1044   );
 

mod/uexport.php

@@ -17,7 +17,7 @@ function uexport_init(&$a) {
 	}
 	$contact = array();
 	$r = q("SELECT * FROM `contact` WHERE `uid` = %d ",
-		local_user()
+		intval(local_user())
 	);
 	if(count($r)) {
 		foreach($r as $rr)
@@ -28,7 +28,7 @@ function uexport_init(&$a) {
 
 	$profile = array();
 	$r = q("SELECT * FROM `profile` WHERE `uid` = %d ",
-		local_user()
+		intval(local_user())
 	);
 	if(count($r)) {
 		foreach($r as $rr)
@@ -41,6 +41,32 @@ function uexport_init(&$a) {
 	header("Content-type: text/json");
 	echo str_replace('\\/','/',json_encode($output));
 
+	$r = q("SELECT count(*) as `total` FROM `item` WHERE `uid` = %d ",
+		intval(local_user())
+	);
+	if(count($r))
+		$total = $r[0]['total'];
+
+	// chunk the output to avoid exhausting memory
+
+	for($x = 0; $x < $total; $x += 500) {
+		$item = array();
+		$r = q("SELECT * FROM `item` WHERE `uid` = %d LIMIT %d, %d",
+			intval(local_user()),
+			intval($x),
+			intval(500)
+		);
+		if(count($r)) {
+			foreach($r as $rr)
+				foreach($rr as $k => $v)
+					$item[][$k] = $v;
+		}
+
+		$output = array('item' => $item);
+		echo str_replace('\\/','/',json_encode($output));
+	}
+
+
 	killme();
 
 }